We are about 200! Wow!
Nearly 400 pictures uploaded and I am here with new #hashtags list.

By picture quality:
#verticalhd - suitable for mobile wallpaper
#1080p
#720p
#1920p
#2k4k
#wide - may be OK for dual screen

By content:
#miku
#original
#touhou
#christmas
#kantai
#fate
#lovelive
#yourlieinapril
#hibike
#steinsgate
#idolmaster

Enjoy!